/*
 * Copyright (c) 2011, 2022, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */
package jdk.graal.compiler.core.test;

import jdk.graal.compiler.phases.OptimisticOptimizations;
import org.junit.Test;

public class MergeCanonicalizerTest extends GraalCompilerTest {

    /**
     * These tests assume all code paths are reachable so disable profile based dead code removal.
     */
    @Override
    protected OptimisticOptimizations getOptimisticOptimizations() {
        return OptimisticOptimizations.ALL.remove(OptimisticOptimizations.Optimization.RemoveNeverExecutedCode);
    }

    public static int staticField;

    private int field;

    @Test
    public void testSplitReturn() {
        test("testSplitReturnSnippet", 2);
    }

    public int testSplitReturnSnippet(int b) {
        int v;
        if (b < 0) {
            staticField = 1;
            v = 10;
        } else {
            staticField = 2;
            v = 20;
        }
        int i = field;
        i = field + i;
        return v;
    }

}
